Describes an item in a collection of links within a nav. Extends InvDocument
Returns the URL for this link.
Returns the correct caption for this link. By default, this will use the title of the document being linked to, but this may be substituted in the CMS for a dedicated link caption in the case of selective navs.
if $escaped == true, the title is returned ready escaped for HTML use. If escaped == false, this is returned as an unescaped plaintext string.